T(n,m) = number of 0..m-1 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1.
A171307
T(n,m) = number of 0..m-1 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1.
Terms
- a(0) =1a(1) =2a(2) =0a(3) =3a(4) =3a(5) =0a(6) =4a(7) =8a(8) =4a(9) =0a(10) =5a(11) =15a(12) =19a(13) =3a(14) =0a(15) =6a(16) =24a(17) =53a(18) =29a(19) =3a(20) =0a(21) =7a(22) =35a(23) =110a(24) =138a(25) =57a(26) =3a(27) =0a(28) =8a(29) =48
External references
- oeis: A171307